Finding the Fourth Proportional to 4,997.52, 7,501.34 and 2,921.48

Step by Step Solution

1. Step 1: Write the proportion equation
   4,997.52 : 7,501.34 = 2,921.48 : x
2. Step 2: Convert to fraction form
   4,997.52/7,501.34 = 2,921.48/x
3. Step 3: Cross multiply
   4,997.52x = 7,501.34 × 2,921.48
4. Step 4: Simplify right side
   4,997.52x = 21,915,014.78
5. Step 5: Solve for x
   x = 21,915,014.78/4,997.52
6. Step 6: Final answer
   x = 4,385.18